README.md

1. Install speedtest-cli from pip and be sure pip exists:

$ pkgin in py34-pip
$ pip install speedtest-cli

2. Configure cronjob to run speedtest-cli every X hours or minutes:

2,42 * * * * /opt/local/bin/speedtest-cli --simple > /tmp/speedtest.tmp && cat /tmp/speedtest.tmp > /tmp/speedtest.out

3. The file speedtest need to be placed in the plugins folder of munin-node. For example: /opt/local/etc/munin/plugins.

speedtest.sh

#!/usr/bin/env bash

case $1 in
    config)
    echo "graph_category network"
    echo "graph_title Speedtest"
    echo "graph_args --base 1000 -l 0"
    echo "graph_vlabel DL / UL"
    echo "graph_scale no"
    echo "down.label DL (Mbit/s)"
    echo "down.type GAUGE"
    echo "down.draw LINE1"
    echo "up.label UL (Mbit/s)"
    echo "up.type GAUGE"
    echo "up.draw LINE1"
    echo "graph_info Graph of Internet Connection Speed"
    exit 0;;
    esac

OUTPUT=`cat /tmp/speedtest.out`
DOWNLOAD=`echo "$OUTPUT" | grep Download | sed 's/[a-zA-Z:]* \([0-9]*\.[0-9]*\) [a-zA-Z/]*/\1/'`
UPLOAD=`echo "$OUTPUT" | grep Upload | sed 's/[a-zA-Z:]* \([0-9]*\.[0-9]*\) [a-zA-Z/]*/\1/'`

echo "down.value $DOWNLOAD"
echo "up.value $UPLOAD"